Valter D. Longo, PhD

Professor of Gerontology and Biological Sciences, Edna M. Jones Chair in Gerontology

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Overview

Dr. Longo is the Edna Jones Professor in Gerontology and Professor in Biological Science. He is also the Director of the USC Longevity Institute. He is interested in understanding the fundamental mechanisms of aging in yeast, mice and humans by using genetics and biochemistry techniques. He is also interested in identifying the molecular pathways conserved from simple organisms to humans that can be modulated to protect against multiple stresses and treat or prevent cancer , Alzheimer’s Disease and other diseases of aging. The focus is on the signal transudation pathways that regulate resistance to oxidative damage in yeast and mice.

Research Funding

  • Fasting mimicking diet and cancer stem cells in Wilms tumor
    NIH · R01CA317076 · Sep 15, 2026 – Aug 31, 2031 · Role: Co-Principal Investigator
  • Dietary Restriction, GH/IGF-1 & Mechanisms of Cellular Protection and Regeneration
    NIH · P01AG055369 · Feb 15, 2018 – Jan 31, 2024 · Role: Principal Investigator
  • Interventions to Slow Aging in Humans: Are We Ready?
    NIH · R13AG046104 · Sep 1, 2013 – Aug 31, 2014 · Role: Principal Investigator
  • Dietary Restriction, GH/IGF-I & Mechanisms of Differential Cellular Protection
    NIH · P01AG034906 · Mar 15, 2011 – Jul 31, 2017 · Role: Principal Investigator
  • Chronological Age-Dependent Genomic Instability in Yeast
    NIH · R01AG025135 · Jul 1, 2006 – Jun 30, 2011 · Role: Principal Investigator
  • Role of Longevity Regulatory Pathways in Age-dependent Macro-molecular Damage in
    NIH · R01AG020642 · Apr 1, 2002 – May 31, 2018 · Role: Principal Investigator
  • 4 iron-4sulfur Clusters in Aging and Alzheimer's Disease
    NIH · K01AG001028 · Sep 30, 2001 – Aug 31, 2005 · Role: Principal Investigator

Publications

  • Senescent obesity signature in breast cancer: a paradigm of reverse cardio-oncology. Eur Heart J. 2026 Sep 16; 47(35):4884-4917.. View in PubMed
  • Fasting and aging: Mechanistic insights into epigenomic and transcriptional regulation of healthspan. Mech Ageing Dev. 2026 Sep 10; 234:112252.. View in PubMed
  • Feasibility and Preliminary Effects of a 5-Day Fasting-Mimicking Diet in Asian Americans With Prediabetes: A Pilot Study. Diabetes Obes Metab. 2026 Oct; 28(10):9720-9724.. View in PubMed
  • Fasting-mimicking diet counteracts gut microbial dysbiosis in experimental lynch syndrome. Cancer Metab. 2026 Jun 30; 14(1).. View in PubMed
  • Methionine-supplemented longevity diet increases growth hormone, GLP-1, and FGF21; reduces frailty; and promotes healthspan. Cell Metab. 2026 Aug 04; 38(8):1579-1598.e6.. View in PubMed
  • A Fasting-Mimicking Diet Affects the Inflammatory Response Following Periodontal Treatment: A Multi-centre Feasibility Randomised Controlled Pilot Trial. J Clin Periodontol. 2026 Aug; 53(8):1254-1264.. View in PubMed
  • Brief Report: A Pilot Study Evaluating the Feasibility, Safety, and Compliance With a Fasting-Mimicking Diet in Patients With Metastatic Non-Small Cell Lung Cancer. Clin Lung Cancer. 2026 May; 27(4):24-28.. View in PubMed
  • A fasting-mimicking diet in patients with mild-to-moderate Crohn’s disease: a randomized controlled trial. Nat Med. 2026 Mar; 32(3):1023-1033.. View in PubMed
  • Periodic fasting induced reconstitution of metabolic flexibility improves albuminuria in patients with type 2 diabetes. Mol Metab. 2025 Dec; 102:102257.. View in PubMed
  • Author Correction: Fasting mimicking diet cycles versus a Mediterranean diet and cardiometabolic risk in overweight and obese hypertensive subjects: a randomized clinical trial. NPJ Metab Health Dis. 2025 Sep 23; 3(1):38.. View in PubMed